JPS5830879U - Obstacle detection device using ultrasonic waves - Google Patents
Obstacle detection device using ultrasonic wavesInfo
- Publication number
- JPS5830879U JPS5830879U JP12489081U JP12489081U JPS5830879U JP S5830879 U JPS5830879 U JP S5830879U JP 12489081 U JP12489081 U JP 12489081U JP 12489081 U JP12489081 U JP 12489081U JP S5830879 U JPS5830879 U JP S5830879U
- Authority
- JP
- Japan
- Prior art keywords
- ultrasonic
- sound
- sounding body
- obstacle detection
- detection device
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000001514 detection method Methods 0.000 title claims 3
- 230000005540 biological transmission Effects 0.000 claims 1
- 238000006243 chemical reaction Methods 0.000 description 2
- 230000010355 oscillation Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
図面は本考案の実施例のブロック図である。１は発振装
置、２は受信装置、３．４は超音波振動子、５は超音波
用発振回路、６は受信機、７は電圧周波数変換回路、８
は電圧比較回路、９は論理和回路、１０は発音体、１１
は受信機出力、１２は電圧周波数変換回路出力、１３は
電圧比較回路出力、１４はアンプ出力、１５は発振同期
信号、１６．１７はアンプである。The drawing is a block diagram of an embodiment of the present invention. 1 is an oscillator, 2 is a receiver, 3.4 is an ultrasonic transducer, 5 is an ultrasonic oscillation circuit, 6 is a receiver, 7 is a voltage frequency conversion circuit, 8
is a voltage comparison circuit, 9 is an OR circuit, 10 is a sounding body, 11
is a receiver output, 12 is a voltage frequency conversion circuit output, 13 is a voltage comparison circuit output, 14 is an amplifier output, 15 is an oscillation synchronization signal, and 16.17 is an amplifier.
Claims (2)
り出し、これを超音波振動子に加えて送信用の超音波を
発生させる。 （ロ）この超音波を超音波振動子により受信し、この信
号を受信装置の入力に入れる。 （ハ）受信装置の負荷にブザーやスピーカ等の発音体を
接続し、超音波の発信体から受信体までの超音波伝播距
離が一定値以内であれば、発音体からの音が連続音とな
り、その距離が一定値を超えれば発音体からの音が断続
音となる。 ゛に）この断続音の繰返し周期は超音波
の伝播離が長くなると長くなる。 以上のことを特徴とする超音波利用障害物検出装置。(1) (a) An oscillator generates a signal voltage for ultrasonic generation, and this is applied to an ultrasonic vibrator to generate an ultrasonic wave for transmission. (b) This ultrasonic wave is received by an ultrasonic transducer, and this signal is input into the input of the receiving device. (c) If a sounding body such as a buzzer or speaker is connected to the load of the receiving device, and the ultrasonic propagation distance from the ultrasonic transmitter to the receiver is within a certain value, the sound from the sounding body becomes a continuous sound. , if the distance exceeds a certain value, the sound from the sounding body becomes intermittent. (ii) The repetition period of this intermittent sound becomes longer as the propagation distance of the ultrasonic wave becomes longer. An obstacle detection device using ultrasonic waves characterized by the above features.
、した実用新案登録請求の範囲（１）の超音波利用
障害物検出装置。 −(2) Connect the lamp along with the sounding body to the load of the receiving device
An obstacle detection device using ultrasonic waves according to claim (1) of the utility model registration. −
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12489081U JPS5830879U (en) | 1981-08-22 | 1981-08-22 | Obstacle detection device using ultrasonic waves |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12489081U JPS5830879U (en) | 1981-08-22 | 1981-08-22 | Obstacle detection device using ultrasonic waves |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS5830879U true JPS5830879U (en) | 1983-02-28 |
Family
ID=29918739
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12489081U Pending JPS5830879U (en) | 1981-08-22 | 1981-08-22 | Obstacle detection device using ultrasonic waves |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5830879U (en) |
-
1981
- 1981-08-22 JP JP12489081U patent/JPS5830879U/en active Pending
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